12102+1858 A 2057
12h 10m 13.32s +18° 58' 06.8" P.A. 298.00 sep 1.9 mag 9.85,15.40 Sp F8
| Coord 2000 |
12102+1858 |
|
Discov num |
A 2057 |
|
Comp |
|
|
Coord arcsec 2000 |
12 10 13.32 +18 58 06.8 |
|
| Date first |
1909 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
291 |
|
Pa last |
297.5 |
|
P.A. Now (θ) |
297.5° |
|
| Sep first |
1.7 |
|
Sep last |
1.923 |
|
Sep. Now (ρ) |
1.923" |
|
| Mag pri |
9.85 |
|
Mag sec |
15.40 |
|
delta mag (ΔM) |
5.55 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
+012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Coma Berenices |
|
Tycho2 |
1444-02371-1 |
|
Gaia DR2 |
3950178458328608256 |
|
